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Thirty-five fourth-grade students were asked the traditional question "what do you want to be when you grow up? The responses are summarized in the following table:
Employment:
Teacher
Doctor
Scientist
Police Officer
Athlete
Frequency:
8
6
3
9
Relative Frequency:
0.229
0.171
0.086
0.257
a. Develop a pie chart for relative frequency
b. Develop a bar graph for the relative frequencies
if you sample 100 people and 20 turn out to be over 65 inches tall, you get $20. Which is better: a sample of size 100 or a sample of size 1,000? Choose one and explain. Does the law of averages relate to the answer you give?
A monthly budget of $100,000 is available for both advertising and purchase of the fragrances. Develop and solve a linear optimization model to determine how much of each type of perfume should be produced to maximize the net profit.
Four wheel bearings have been replaced on a company car. The mechanic has selected 4 bearings from a large supply bin. The mechanic is unaware that 10 percent of the bearings fail within the first 100 miles.
FBI Report Do greater universities tend to have more property crime, would you speek that the correlation is low, moderate or high
Compose a 350 to 700-word summary report of your findings to the researcher and owner of the restaurant in which you Identify evidence, if any, of the researcher's claim. Perform a one- or two-tail test on the data provided,
Find the area under the normal distribution curve to the right of z = -1.03.
Create a mixed integer programming model for this problem.
Use Bayes's rule to find the conditional probability that Julianne is a carrier, given that she and Jason have one child who does not have cystic fibrosis.
Construction of frequency distribution table for the given continuous data.
By constructing null and alternative hypotheses, computing critical values, and comparing test statistic to critical value.
Find the value of sample covariance in linear regression model
If we assume that the lifetime of this type of bulb has a standard deviation of 400 hours, can we conclude at the 5% significance level that the claim is true.
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